Home / 1,768,456.80-2,652,681.89-554,126.39

Finding the Fourth Proportional to 1,768,456.80, 2,652,681.89 and 554,126.39

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Solution

The fourth proportional to 1,768,456.80, 2,652,681.89 and 554,126.39 is: 831,188.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,456.80 : 2,652,681.89 = 554,126.39 : x
  2. Step 2: Convert to fraction form
    1,768,456.80/2,652,681.89 = 554,126.39/x
  3. Step 3: Cross multiply
    1,768,456.80x = 2,652,681.89 × 554,126.39
  4. Step 4: Simplify right side
    1,768,456.80x = 1,469,921,023,490.04
  5. Step 5: Solve for x
    x = 1,469,921,023,490.04/1,768,456.80
  6. Step 6: Final answer
    x = 831,188.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.